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Answer utilizing one or a combination of following Nonparametric Tests of Significance: one-way chi square test, two way chi square test, median test, Mann-Whitney U Test, Kruskal-Wallis One-Way Analysis of Variance by Ranks.

Cases of retinitis pigmentosa have been studied in 2 distinct populations: Swiss (110 individuals) and English (125) individuals. The genetic disease might be inherited in one of 3 ways: sex linked, recessive, and dominant.  The survey found:

  English Swiss
Sex linked cases 46 1
Recessive cases 25 99
Dominant cases 54 10
Total 125 110

Do these data show the significant association between ethnic origin and genetic type? Employ alpha of 1% and specify null and alternate hypotheses.

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  • Category:- Statistics and Probability
  • Reference No.:- M920991

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